The Mercedes E 220 CDI 136hp (W210 - 1998 - 2002) produces 136bhp and 315Nm in standard form. Our Stage 1 ECU tuning file raises output to 176bhp and 365Nm, a gain of 40bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.